Charger



FIG. 1 is a perspective view of a charger showing our new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof, the left side view being identical; and,

FIG. 6 is a front view thereof, the rear view being identical.

The dashed broken lines represent structure or features which form no part of the claimed design. 

CLAIM The ornamental design for a charger, as shown and described. 